Home / 197,481.60-272,523.06-106,837.28

Finding the Fourth Proportional to 197,481.60, 272,523.06 and 106,837.28

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Solution

The fourth proportional to 197,481.60, 272,523.06 and 106,837.28 is: 147,434.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,481.60 : 272,523.06 = 106,837.28 : x
  2. Step 2: Convert to fraction form
    197,481.60/272,523.06 = 106,837.28/x
  3. Step 3: Cross multiply
    197,481.60x = 272,523.06 × 106,837.28
  4. Step 4: Simplify right side
    197,481.60x = 29,115,622,127.02
  5. Step 5: Solve for x
    x = 29,115,622,127.02/197,481.60
  6. Step 6: Final answer
    x = 147,434.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.